《Let's Do an Experiment》Look into Science! PPT教学课件第一部分内容：课前自主预习单词闯关1. 正确的；恰当的________→(adv.)________2．方法；办法________3．力量；迫使；强迫________4．experiment ________5．jar__________6．upside __________7．pour__________8．scientific________→(n.)________9．raincoat ________10．pressure _______________11．conclude _______________ →(n.) __________句型在线1. 我想地面会被弄湿。I think the floor will ________ ________．2．让我们测验一下哪种理论是正确的。Let's test ________ ________ ________ ________．3．那被叫作科学方法。That's called ________ ________ ________．4．我对我的理论很有把握，布莱恩能在你的头上做实验，而且我知道你不会被淋湿。I _______ _______ _______ _______ my theory _______Brian can do the experiment over your head and I know you won't get wet.5. 布莱恩把他的手从硬纸板上拿开。Brian ________ his hand ________ the cardboard.... ... ...Let's Do an ExperimentPPT，第二部分内容：课堂互动探究词汇点睛1 correct adj. 正确的；恰当的[观察] Let's test which theory is correct.让我们测验一下哪种理论是正确的。We must make sure that things are done correctly without mistakes.我们必须确保事情做得准确无误。[探究] correct的副词形式是________，意为“________”。[拓展] correct 还可用作动词，意为“改正；纠正”。Can you help me correct the mistake that you find?你能帮我改正你发现的错误吗？2 method n. 方法；办法[观察] That's called the scientific method.那被叫作科学方法。It's the best method of working out the maths problem.这是算出那道数学题最好的方法。The good way to keep healthy is to take more exercise.保持健康的好方法就是多锻炼。His money wasn't earned by honest means.他的钱来路不明。3 force n. 力量　v. 迫使；强迫[观察] The force of the air keeps the water in the jar.空气的力量使水留在广口瓶里。The truck was forced to stop for repairing.那辆卡车被迫停下来修理。[探究](1)force用作名词时，是________(可数/不可数)名词。(2)force 还可用作________词，意为“________”，常用于被动结构。force 还可以接动词不定式或形容词、副词、介词短语充当补足语的复合宾语。句型透视1 I cover the top with a piece of cardboard and hold it there.我用一张硬纸板盖住瓶口并抵住它。[探究] (1)cover在本句中为________动词，意为“覆盖”。cover sth.________ sth.意为“用某物盖住某物”，常用被动形式：sth. be covered with sth.。(2)a piece of 意为“一片；一块”。a piece of 后面接________名词，表示数量；如果表示的数量超过“一”，则________用复数形式。谓语动词根据piece 的单复数而定。Mary gave the boy two pieces of cake.玛丽给了这个男孩两块蛋糕。[拓展]表示不可数名词的数量时，要用“数词/冠词＋量词＋of＋不可数名词”结构，如a glass of water一杯水，two bottles of juice两杯果汁。2 Then I turn the jar upside down and take my hand off the cardboard. 然后我将广口瓶倒置并将我的手从硬纸板上拿开。[探究] (1)turn…upside down意为“把……翻转；倒过来”，相当于词组____________。Turn your book upside down and recite the text.把你的书翻转过来并背诵那篇课文。(2)take…off意为“把……从……拿开”。take off还可译为“(飞机)起飞；脱下(衣服)”。He took his shoes off and sat on the bed.他脱掉鞋，坐到了床上。The plane took off an hour late.飞机起飞晚了一个小时。... ... ...关键词：冀教版九年级上册英语PPT课件免费下载，Let's Do an ExperimentPPT下载，Look into Science!PPT下载，.PPT格式； 本作品中主体文字及图片可替换修改，文字修改可直接点击文本框进行编辑，图片更改可选中图片后单击鼠标右键选择更换图片，也可根据自身需求增加和删除作品中的内容，源文件无水印。如认为该内容涉嫌侵权，可通过邮件提出书面通知，我们将及时处理。